Unstable Catacomb enters the battlefield tapped unless you pay .
: Add or to your mana pool.
Sacrifice Unstable Catacomb: Add or to your mana pool.
, Sacrifice Unstable Catacomb: Unstable Catacomb deals 1 damage to target creature or player.
.
: Add or 
to your mana pool. or to your mana pool., Sacrifice Unstable Catacomb: Unstable Catacomb deals 1 damage to target creature or player.
